- SIGSEC
- Signal Security (Governmental » Military)
Abbreviations dictionary. 2012.
Abbreviations dictionary. 2012.
SIGSEC — signal security … Military dictionary
Operations security — A Modern Day OPSEC Poster Operations security (OPSEC) is a process that identifies critical information to determine if friendly actions can be observed by adversary intelligence systems, determines if information obtained by adversaries could be … Wikipedia
Counterintelligence — This article is a subset article of intelligence cycle security. Counterintelligence or counter intelligence (see spelling differences) (CI) refers to efforts made by intelligence organizations to prevent hostile or enemy intelligence… … Wikipedia